Date: Fri, 16 Apr 2021 15:33:31 -0700 From: Kevin Bowling <kevin.bowling@kev009.com> To: Brandon Bergren <bdragon@freebsd.org> Cc: FreeBSD PowerPC ML <freebsd-ppc@freebsd.org> Subject: Re: Last old PowerMac G5 that I have access to may be starting to fail: iichb0: I2C error Message-ID: <CAK7dMtDObDCOaPcpAnOPbq3Fwprg0ZT-=aZr3OoP-3JOLdvybQ@mail.gmail.com> In-Reply-To: <e563898d-b247-4144-8f4e-95abcbb5af90@www.fastmail.com> References: <9D1F3413-B4E1-468C-BCAE-520C12196B34.ref@yahoo.com> <9D1F3413-B4E1-468C-BCAE-520C12196B34@yahoo.com> <e563898d-b247-4144-8f4e-95abcbb5af90@www.fastmail.com>
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I think there have been generic i2c changes lately too, Mark if you run an older release does it have the same symptom? On Fri, Apr 16, 2021 at 1:42 PM Brandon Bergren <bdragon@freebsd.org> wrote: > Do you have a dmesg? There's some bits in the thermal drivers I've been > looking into recently where I have certain machines where the thermal chip > is left in automatic mode but also the system attempts to drive it in > manual mode, which causes things like the fans jerking on and off and > spurious 103.0C readings on the temperature probe the chip is internally > sampling. I half wonder if there's a similar issue causing us to > accidentally crash the chip or something. > > On Thu, Apr 15, 2021, at 10:53 PM, Mark Millard via freebsd-ppc wrote: > > The 2-socket/1-core-each PowerMac G5 has had several > > sudden crashes recently, mostly while idle, usually > > with no messages. No response but to power controls > > once it fails. > > > > But I got one example (so far) where it reported > > something as it failed (and the fans then started > > to speed up): > > > > iichb0: I2C error > > > > The message was even recorded in /var/log/messages . > > > > The kernel and world have not been updated since > > back around 2021-Mar-12 or so. So the behavior > > appears to be new, without a system software change > > in a similar time frame. > > > > === > > Mark Millard > > marklmi at yahoo.com > > ( dsl-only.net went > > away in early 2018-Mar) > > > > _______________________________________________ > > freebsd-ppc@freebsd.org mailing list > > https://lists.freebsd.org/mailman/listinfo/freebsd-ppc > > To unsubscribe, send any mail to "freebsd-ppc-unsubscribe@freebsd.org" > > > > > -- > Brandon Bergren > bdragon@FreeBSD.org > _______________________________________________ > freebsd-ppc@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-ppc > To unsubscribe, send any mail to "freebsd-ppc-unsubscribe@freebsd.org" >
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